Inspecting And Replacing Anodes - Yamaha VF175 Owner's Manual

4. Remove the oil level plug and gasket to
allow the oil to drain completely.
NOTICE: Check the used gear oil after
it has been drained. If the gear oil is
milky or contains water or a large
amount of metal particles, the gear
case may be damaged. Have a
Yamaha dealer check and repair the
outboard motor.
1. Gasket
2. Oil level plug
TIP:
For disposal of used oil, consult your Yamaha
dealer.
5. Put the outboard motor in a vertical posi-
tion. Using a flexible or pressurized filling
device, inject the gear oil into the gear oil
drain screw hole.
Recommended gear oil:
Yamalube Marine Gearcase Lube HD
or Hypoid gear oil
Recommended gear oil grade:
SAE 90 API GL-4 / SAE 80W API GL-
5 / SAE 90 API GL-5
Gear oil quantity:
0.980 L (1.036 US qt, 0.862 Imp.qt)
[ECM00714]
ZMU08023
6. Put a new gasket on the oil level plug.
When the oil begins to flow out of the oil
level plug hole, insert and tighten the oil
level plug to the specified torque.
TIP:
1
Apply a light coat of gear oil to the oil level
2
plug thread and gasket before installation.
Tightening torque:
7 N·m (0.7 kgf·m, 5.2 lb·ft)
7. Put a new gasket on the gear oil drain
screw. Insert and tighten the gear oil
drain screw to the specified torque.
TIP:
Apply a light coat of gear oil to the gear oil
drain screw thread and gasket before instal-
lation.
Tightening torque:
7 N·m (0.7 kgf·m, 5.2 lb·ft)
EMU41137

Inspecting and replacing anodes

Yamaha outboard motors are protected from
corrosion by sacrificial anodes. Inspect the
external anodes periodically. Remove scales
from the surfaces of the anodes. Consult a
Yamaha dealer for replacement of external
anodes.
Maintenance
ZMU08024
93